CLASSIFICATION OF PROTEIN STRUCTURES

Families as a Function of Secondary Structural Class

Explanatory Key & Acknowledgement

Small

Small - disulphide

All alpha

Membrane-bound all-alpha

alpha+beta

alpha/beta

alpha/beta-barrel

All beta

Membrane-bound all-beta


Small

1 zinc finger - CCHC-type

1ncp 1 N 17 N Nucleocapsid protein P2 (N-terminal domain) HIV-1 1ncp 22 C 39 C Nucleocapsid protein P2 (C-terminal domain) HIV-1

2 zinc finger - CCHH-type

5znf 1 30 zinc-finger (ZFY-6T)Homo sapiens 3znf 1 30 zinc-finger (enhancer binding protein) Homo sapiens 1ard 102 130 zinc-finger (transcription factor ADR1)Saccharomyces cerevisiae 1bbo 1 27 zinc-finger (enhancer binding protein)Homo sapiens 2.20 15.20 1znf 1 25 zinc-finger (XFIN, 31st domain)Xenopus laevis 1zaa 34 C 61 C zinc-finger (ZIF268, domain 2)Mus musculus2.10 18.20 1zaa 62 C 87 C zinc-finger (ZIF268, domain 3)Mus musculus2.10 18.20 1zaa 3 C 33 C zinc-finger (ZIF268, domain 1)Mus musculus2.10 18.20

3 metallothionein - beta-domain

2mhu 1 30 metallothionein (beta domain) Homo sapiens 2mrb 1 30 metallothionein (beta domain) Oryctolagus cuniculus 2mrt 1 30 metallothionein (beta domain) Rattus rattus

4 metallothionein - alpha-domain

1mrb 31 61 metallothionein (alpha domain) Oryctolagus cuniculus 1mrt 31 61 metallothionein (alpha domain) Rattus rattus 1mhu 31 61 metallothionein (alpha domain) Homo sapiens

5 E3-binding domain

1bbl 12 48 E3-binding domain Escherichia coli 1pde 7 39 E3-binding domain Bacillus stearothermophilus

6 pancreatic hormone

1bba 1 36 pancreatic polypeptide Bos taurus 1ppt 1 36 avian pancreatic polypeptide Meleagris gallopavo 1.40 17.80

7 rubredoxin

6rxn 1 52 rubredoxin Desulfovibrio desulfuricans 1.50 9.30 1rdg 1 52 rubredoxin Desulfovibrio gigas 1.40 13.60 7rxn 1 52 rubredoxin Desulfovibrio vulgaris 1.50 9.80 4rxn 1 54 rubredoxin Clostridium pasteurianum 1.20 12.80 1zrp 1 53 rubredoxin Pyrococcus furiosus

8 serine proteinase inhibitor - potato I-type

2ci2 19 I 83 I barley seed chymotrypsin inhibitor Hordeum vulgare 2.00 19.80 1cse 8 I 70 I eglin Hirudo medicinalis 1.20 17.80

9 SH3 domain

1hsp 1 71 Phospholipase C\(*g SH3 domain Homo sapiens 1shf 84 A 142 A FYN SH3 domain Homo sapiens 1.90 18.0 1shg 6 62 alpha spectrin Gallus gallus 1.80 19.5 1pnj 1A 84 p85-alpha subunit SH3 domain Bos taurus

10 ferredoxin (4Fe-4S)

4fd1 1 106 ferredoxin Azotobacter vinelandii 1.90 21.20 1fdx 1 54 ferredoxin Peptococcus aerogenes 2.00 20.60 1fxd 1 58 ferredoxin II Desulfovibrio gigas 1.70 15.70

11 high potential iron protein

1isu 1 62 high potential iron protein Rhodocyclus tenius 1.50 17.30 2hip 1 A 71 A high potential iron protein Oryctolagus cuniculus 2.50 18.40 1hpi 1 71 high potential iron protein Ectothiorhodospira vacuolata 1.80 16.30 1hip 1 85 high potential iron protein Chromatium vinosum 2.00 24.00

12 ferredoxin (2Fe-2S)

1fxi 1 A 96 A ferredoxin Aphanothece sacrum 2.20 23.00 3fxc 1 98 ferredoxin Spirulina platensis 2.50 31.00 1fxa 1 A 98 A ferredoxin Anabaena 7120 2.50 18.70 1frd 1 98 ferredoxin Cyanobacterium anabena 1.70 16.70

Small - disulphide

13 serine proteinase inhibitor - squash-type

2eti 1 28 trypsin inhibitor Ecballium elaterium 1cti 1 29 trypsin inhibitor Cucurbita maxima 1mctI I I trypsin inhibitor Momordica charantia 1.60 16.70

14 sea anemone toxin

1bds 1 43 anti-hypertensive protein BDS-1 Anemonia sulcata 1sh1 1 48 neurotoxin 1 Stichodactyla helianthus

15 EGF-like domain

1ixa 46 84 EGF-like module factor IX Homo sapiens 1esl 121 157 EGF-like domain E-selectin Homo sapiens 2.00 16.40 1apo 45 86 EGF-like module factor X Bos taurus 1epi 1 53 epidermal growth factor Mus musculus 4tgf 1 50 transforming growth factor alpha Homo sapiens 1hre 1 EGF-like domain heregulin-alpha Homo sapiens

16 insulin

4ins 1 A 30 B insulin Sus scrofa 1.50 15.30 2ins 1 A 30 B insulin Bos taurus 2.50 18.00 6rlx -2 A 24 B relaxin Homo sapiens 1.50 18.70 2gf1 1 70 insulin-like growth factor 1 Homo sapiens

17 serine proteinase inhibitor - Bowman-Birk-type

1tab 12 I 73 I Bowman-Birk inhibitor AB-I Phaseolus angularis 2.30 20.00 1bbi 1 71 chymotrypsin Bowman-Birk inhibitor Glycine max 1pi2 3 63 Bowman-Birk inhibitor PI-II Glycine max 2.50 23.60

18 serine proteinase inhibitor - Kazal-type

1ovo 1 A 56 A third domain ovomucoid inhibitor Coturnix coturnix Japonica 1.90 20.00 2ovo 1 56 third domain ovomucoid inhibitor Lophura nycthemera 1.50 19.90 2bus 2 57 seminal plasma proteinase inhibitor IIA Bos taurus 1tgs 1 I 56 I pancreatic secretory trypsin inhibitor Sus scrofa 1.80 18.60 1cgi 1 I 56 I pancreatic secretory trypsin inhibitor Homo sapiens 2.30 19.50 1pce 1 60 PEC-60 Sus scrofa

19 serine proteinase inhibitor - Kunitz-type

1dtk 1 57 dendrotoxin K Dendroaspis polylepis polylepis 1dem 1 60 dendrotoxin I Dendroaspis polylepis polylepis 1dtx 2 59 alpha-dendrotoxin Dendroaspis angusticeps 2.20 16.90 5pti 1 58 pancreatic polypeptide inhibitor Bos taurus 1.00 20.00 1aap 1 A 56 A Alzheimer's amyloid B-protein precursor Homo sapiens 1.50 17.70 1shp 1 55 trypsin inhibitor Stichodactyla helianthus 1tap 1 60 factor Xa inhibitor Ornithodoros moubata

20 C-module domain

1hfh 1 62 factor H 15th C-module domain Homo sapiens 1hfh 63 120 factor H 16th C-module domain Homo sapiens

21 snake toxin

2ctx 1 71 alpha-cobratoxin Naja naja Siamensis 2.40 19.50 2abx 1 A 74 A alpha-bungarotoxin Bungarus multicinctus 2.50 24.00 1nbt 1 A 66 A neuronal bungarotoxin Bungarus multicinctus 1fas 1 61 fasciculin 1 Dendroaspis angusticeps 1.80 14.90 1nea 1 61 alpha-toxin Naja nigricollis 1nor 1 61 neurotoxin II Naja naja oxiana 1ntx 1 62 alpha-neurotoxin Dendroapsis polylepsis polylepsis 1nxb 1 62 erabutoxin Laticauda semifasciata 1.38 24.00 1tgx 1 A 60 A \(*g toxin Naja nigricolis 1.55 17.20 1cdt 1 A 60 A cardiotoxin V4 Naja mossambica mossambica 2.50 19.70

22 kringle domain

1pkr 0 80 plasminogen kringle 1 Homo sapiens 2.48 15.90 1pk4 0 80 plasminogen kringle 4 Homo sapiens 1.90 14.20 1tpk -3 A 82 A tissue-type plasminogen activator kringle Homo sapiens 2.40 18.40 1kdu -1 82 urinary plasminogen activator kringle Homo sapiens 2pf1 64 156 thrombin kringle 1 Bos taurus 2.20 17.50

All alpha

23 DNA-binding homeodomain

1hdd 3 C 59 C engrailed homeodomain Drosophila melanogaster 2.80 22.50 1hom 0 67 antennapedia homeodomain Drosophila melanogaster

24 DNA-binding repressor

2cro -1 63 cro repressor phage 434 2.30 19.50 1r69 1 63 repressor phage 434 2.00 19.30 1lrd 6 3 92 3 lambda repressor bacteriophage l 2.50 24.20

25 steroid-binding protein

2utg 1 A 70 A uteroglobin Oryctolagus cuniculus 1.60 19.00 1ccd -2 75 Clara cell 17kDa protein Rattus rattus 3.00 22.50

26 cytochrome-c5

1cor 2 82 cytochrome-c551 Pseudomonas stutzeri 351c 1 82 cytochrome-c551 Pseudomonas aeruginosa 1.60 19.50 1cc5 5 87 cytochrome-c5 Azotobacter vinelandii 2.50 29.00

27 cytochrome-b

3b5c 3 87 cytochrome b5 Escherichia coli 1.40 16.40 1fcb 1 A 92 A flavocytochrome b2 Saccharomyces cerevisiae 2.40 18.80

28 calcium-binding protein - parvalbumin-like

5pal 1 109 parvalbumin Triakis semifasciata 1.50 17.30 5cpv 1 108 parvalbumin Cyprinus carpio 1.60 18.70 1omd 2 108 oncomodulin Rattus norvegicus 1.90 16.60 1pal 1 108 parvalbumin Esox lucius 1.70 19.70

29 cytochrome-c

1cry 1 107 cytochrome-c2 Rhodopseudomonas viridis 3.00 21.90 2pcbB 1 104 cytochrome-c Equus caballus 2.80 22.20 1yea -9 103 cytochrome-c isozyme 2 Saccharomyces cerevisiae 1.90 19.00 1ycc -5 103 cytochrome-c isozyme 1 Saccharomyces cerevisiae 1.20 19.20 1ccr 1 111 cytochrome-c Oryza sativa 1.50 19.00 5cyt 1 R 103 R cytochrome-c Thunnus alalunga 1.50 15.90 2c2c 1 112 cytochrome-c2 Rhodospirillum rubrum 2.00 17.20 1c2r 1 A 116 A cytochrome-c2 Rhodobacter capsulatus 2.50 16.80 155c 1 121 cytochrome-c550 Paracoccus denitrificans 2.50

30 cytochrome-c3

1cy3 1 118 cytochrome c3 Desulfovibrio desulfuricans Norway 2.50 34.00 2cdv 1 107 cytochrome c3 Desulfovibrio vulgaris Miyazaki 1.80 17.60

31 hemerythrin

2mhr 1 118 myohemerythrin Themiste zostericola 1.70 15.80 2hmq 1 A 113 A hemerythrin Themiste dyscritum 2.00 17.30

32 phospholipase A2

1bp2 1 123 phospholipase A2 Bos taurus 1.70 17.10 1p2p 1 124 phospholipase A2 Sus scrofa 2.60 24.10 1bbc 1 132 phospholipase A2 Homo sapiens 2.20 17.80 1pp2 1 R 133 R phospholipase A2 Crotalus atrox 2.50 17.80 1ppa 1 133 phospholipase A2 Agkistridon piscivorus 2.00 15.70 1pob 1 A 118 A phospholipase A2 Naja naja atra 2.00 17.9

33 cytochrome-c'

2ccy 2 A 128 A cytochrome c' Rhodospirilium molischianum 1.70 18.80 1bbh 1 A 131 A cytochrome c' Chromatium vinosum 1.80 18.50

34 globin

2mm1 1 153 myoglobin Homo sapiens 2.80 15.80 1ymb 1 153 myoglobin Equus caballus 1.90 15.50 1pmb 1 A 153 A myoglobin Sus scrofa 2.50 18.50 1mbs 1 153 myoglobin Phoca vitulina 2.50 4mbn 1 153 myoglobin Physeter catodon 2.00 17.20 1myt 5 153 myoglobin Thunnus albacares 1.74 17.70 2hhb 1 A 141 A haemoglobin alpha-chain Homo sapiens 1.70 16.00 2mhb 1 A 141 A haemoglobin alpha-chain Equus caballus 1.70 23.00 1pbx 1 A 142 A haemoglobin Pagothenia bernacchii 2.50 17.80 2hhb 1 B 146 B haemoglobin beta-chain Homo sapiens 1.70 16.00 2mhb 1 B 146 B haemoglobin beta-chain Equus caballus 1.70 23.00 2lhb 1 149 haemoglobin Petromyzon marinus 2.00 14.20 1mba 1 146 myoglobin Aplysia liminacia 1.60 19.30 1sdh 1 A 146 A haemoglobin Scapharca inaequivalvis 2.40 15.60 1lh1 1 153 leghaemoglobin Lupinus luteum 2.00 1hlb 1 157 haemoglobin Caudina arenicola 2.50 15.00 1ith 1 A 141 A haemoglobin Urechis caupo 2.50 14.70 1ecd 1 136 erythrocruorin Chironomous thummi thummi 1.40 19.00 2hbg 1 147 haemoglobin Glycera dibranchiata 1.50 12.70

35 cytokine - granulocyte colony stimulating factor

1bgc 9 173 Granulocyte colony stimulating factor Bos taurus 1.70 21.30 1bgd 10 173 Granulocyte colony stimulating factor Canis familiaris 2.30 20.7 1rhg 9 A 172 A Granulocyte colony stimulating factor Homo sapiens 2.20 21.50

36 calcium-binding protein - calmodulin-like

3cln 5 147 calmodulin Rattus rattus 2.20 17.50 4cln 1 148 calmodulin Drosophila melanogaster 2.20 19.70 5tnc 2 162 troponin C Meleagris gallopavo 2.00 15.50 2scp 1 A 174 A sarcoplasmic calcium-binding protein Nereis diversicolor 2.00 18.00 1sas 1 185 sarcoplasmic calcium binding protein Branchiostoma lanceolatum 2.40 19.00

37 Fe/Mn superoxide dismutase

1abm 1 A 198 A manganese superoxide dismutase Homo sapiens 2.20 17.10 3sdp 5 A 190 A iron superoxide dismutase Pseudomonas ovalis 2.10 23.20

38 glutathione S-transferase

1gss 1 A 207 A glutathione S-transferase Homo sapiens 2.80 19.60 1gsr 1 A 207 A glutathione S-transferase Sus scrofa 2.30 24.10 5gst 1 A 217 A glutathione S-transferase Rattus rattus 2.0 19.2 1guh 2 A 222 A glutathione S-transferase A1-1 Homo sapiens 2.60 22.9

39 annexin

1ala 3 318 annexin V Homo sapiens 2.30 18.40 1avh 3 A 320 A annexin V Gallus gallus 2.30 19.20

40 peroxidase

1arp 9 344 peroxidase Arthromyces ramosus 1.90 17.40 1lga 1 A 343 A lignin peroxidase Phanerochaete chryosporium 2.03 15.00 2cyp 2 294 cytochrome c' peroxidase Saccharomyces cerevisiae 1.70 20.20

41 cytochrome p450

2cpp 10 414 cytochrome p450CAM Pseudomonas putida 1.63 19.00 1cpt 1 428 cytochrome p450TERP Pseudomonas sp. 2.30 18.90 2hpd 1 A 457 A cytochrome p450BM3 Bacillus megaterium 2.0 16.70

Membrane-bound all-alpha

42 photosynthetic reaction center

1prc 1 L 258 H photosynthetic reaction center Rhodopseudomonas viridis 2.30 19.30 4rcr 5 L 248 H photosynthetic reaction center Rhodobacter sphaeroides R-26 2.80 22.70

alpha+beta

43 protein G domain

1pgx 8 77 protein G domain B2 Streptococcus sp. 1.70 19.10 2gb1 1 56 protein G domain B1 Streptomyces griseus

44 interleukin 8-like protein

1hum 1 A 69 A macrophage inflammatory protein 1 beta Homo sapiens 1il8 2 A 72 A interleukin 8 Homo sapiens 1mgs 1 A 73 A melanoma growth stimulating activity Homo sapiens 1plf 23 A 85 A platelet factor 4 Bos taurus 2.20 20.90

45 histidine carrier protein

1hid 2 88 histidine containing carrier protein Bacillus subtilis 1ptf 1 87 histidine containing carrier protein Streptomyces faecalis 1.60 15.6

46 ribonuclease - bacterial

1fus 2 107 ribonucelase F1 Fusarium moniliforme 1.30 18.70 1rds 1 105 ribonuclease MS Aspergillus saitoi 1.80 20.4 1rnt 1 104 ribonuclease T1 Aspergillus oryzae 2.90 18.00

47 SH2 domain

1ab2 1 109 proto-oncogene Abelson SH2 domain Homo sapiens 1shb 2 A 104 A V-src tyrosin kinase SH2 domain Rous sarcoma virus 2.00 19.00

48 FK506-binding protein

1fkb 1 107 FK506-binding protein Homo sapiens 1.70 16.50 1yat -5 107 12KDa FK506-binding protein Saccharomyces cerevisiae 2.50 17.70

49 C-type lectin

1esl 1 120 lec domain E-selectin Homo sapiens 2.00 16.40 1msb 107 A 221 A mannose-binding protein Rattus rattus 2.30 17.60

50 ribonuclease - mammalian

1rbb 1 A 124 A ribonuclease B Bos taurus 2.50 21.8 1bsr 1 A 124 A seminal ribonuclease Bos taurus 1.90 17.7

51 lysozyme

1ghl 0 A 129 A lysozyme Phasianus colchicus 2.10 17.80 1hhl 1 129 lyszoyme Numida meleagris 1.90 17.0 1lzt 1 129 lysozyme Gallus gallus 2.00 25.40 1lz3 1 129 lysozyme Meleagris gallopavo 1.50 18.40 1lz1 1 130 lysozyme Homo sapiens 1.50 18.70 1alc 1 122 alpha-lactalbumin Papio cynocephalus 1.70 22.00

52 ribonuclease H

1rnh 2 152 ribonuclease H Escherichia coli 2.00 19.80 1ril 2 147 ribonuclease H Thermus thermophilus 2.80 20.50 1hrh 427 A 556 A ribonuclease H HIV-1 2.40 20.00

53 histocompatibility antigen-binding domain

2hla 1 A 178 A histocompatibility antigen AW68.1 Homo sapiens 2.60 17.30 3hla 1 A 178 A histocompatibility antigen AW2.1 Homo sapiens 2.60 16.90 1hsa 1 A 178 A histocompatibility antigen HLA-B*2705 Homo sapiens 2.10 20.30 1vab 1 A 178 A histocompatibility antigen H-2KB Mus musculus 2.50 15.90 1hoc 1 A 178 A histocompatibility antigen H-2DB Mus musculus 2.40 19.80

54 cysteine proteinase

9pap 1 212 papain Carica papaya 1.60 16.10 2act 1 218 actinidin Actinida chinensis 1.70 16.50 1ppo 1 216 papaya proteinase Carica papaya 1.80 15.50

55 carbonic anhydrase

1ca2 4 260 carbonic anhydrase II Homo sapiens 2.00 17.30 2cab 5 260 carbonic anhydrase B Homo sapiens 2.00 19.30

56 thymidylate synthase

1tis 1 286 thymidylate synthase Bacteriophage T4 3.10 19.90 3tms 1 264 thymidilate synthase Escherichia coli 2.10 22.00 4tms 1 316 thymidilate synthase Lactobacillus casei 2.40 19.30

57 zinc metalloproteinase

3tln 1 316 thermolysin Bacillus thermoproteolyticus 1.60 21.30 1npc 1 317 neutral protease Bacillus cereus 2.00 17.50 1ezm 1 298 elastase Pseudomonas aeruginosa 1.50 18.00

58 serine proteinase inhibitor - serpin-type

Xpai 19 397 plasminogen activator inhibitor type-1 Homo sapiens 2.60 19.80 1hle 23 A 391 B leukeocyte elastase inhibitor Equus caballus 1.95 17.6 1ova 24 A 391 A ovalbumin Gallus domesticus 2.00 16.90 9api 20 A 395 C alpha1-antitrypsin Homo sapiens 3.00 20.90

59 amylase

1cdg 1 503 cyclodextrin glycosyltransferase Bacillus circulans 2.00 16.40 2aaa 1 476 alpha-amylase Aspergillus niger 2.10 16.90 6taa 1 476 alpha-amylase Aspergillus oryzae 2.10 19.80

alpha/beta

60 thioredoxin

1aaz 1 A 87 A glutaredoxin bacteriophage T4 2.00 21.00 1ego 1 85 glutaredoxin Escherichia coli 3trx 1 105 thioredoxin Homo sapiens 2trx 1 A 108 A thioredoxin Escherichia coli 1.70 16.50

61 nucleotide diphosphate kinase

1ndp 2 A 153 A nucleotide diphosphate kinase Dictyostelium discoideum 2.20 19.30 1ndl 6 A 155 A nucleotide diphosphate kinase Drosophila melanogaster 2.40 16.70

62 flavodoxin

3fxn 1 138 flavodoxin Clostridium sp. 1.90 21.40 1fx1 2 148 flavodoxin Desulfovibrio vulgaris 2.00 1flv 2 169 flavodoxin Anabaena 7120 2.00 18.50 1ofv 1 169 flavodoxin Anacystis nidulans 1.70 19.00 2fcr 1 173 flavodoxin Chondrus crispus 1.80 16.80

63 GTP-binding protein

1etu 5 200 Elongation facture Tu Escherichia coli 2.90 18.00 5p21 1 166 Harvey-ras p21 Homo sapiens 1.40 19.60

64 dihydrofolate reductase

3dfr 1 162 dihydrofolate reductase Lactobacillus casei 1.70 15.20 4dfr 1 A 159 A dihydrofolate reductase Escherichia coli 1.70 15.50 8dfr 1 186 dihydrofolate reductase Gallus gallus 1.70 18.80 1dhf 4 A 185 A dihydrofolate reductase Homo sapiens 2.30 17.60

65 nucleotide kinase

1ake 1 A 214 A adenylate kinase Escherichia coli 1.90 19.60 1ak3 5 A 218 A adenylate kinase isozyme 3 Bos taurus 1.90 28.40 3adk 1 194 adenylate kinase Sus scrofa 2.10 19.30 1gky 1 186 guanylate kinase Saccharomyces cerevisiae 2.00 17.30

67 beta-lactamase

3blm 31 290 beta-lactamase Staphylococcus aureus 2.00 16.30 4blm 31 A 291 A beta-lactamase Bacillus licheniformis 2.00 16.00

68 ricin-like protein

1fmp 1 267 ricin A-chain Ricinus communis 2.80 20.90 1paf 1 A 262 A pokeweed antiviral protein Phytolacca americana 2.50 17.00

69 subtilase

Xesp 2 A 275 A esperase Bacillus lentus 1.80 1st3 1 269 subtilisin BL Bacillus lentus 1.40 19.00 1sbt 1 275 subtilisin BPN Bacillus amyloliquefaciens 2.50 44.00 1mee 1 A 275 A mesentericopeptidase Bacillus mesentericus 2.00 15.10 1sbc 1 275 subtilisin Carlsberg Bacillus subtilis 2.50 20.60 1thm 1 279 thermitase Thermoactinomyces vulgaris 1.40 16.60 2prk 1 279 proteinase K Tritirachium album 1.50 16.70

70 periplasmic binding protein - sugar

1abp 1 306 L-arabinose-binding protein Escherichia coli 2.40 2gbp 1 309 D-galactose/D-glucose-bind Escherichia coli 1.90 14.60 1dri 1 271 D-ribose binding protein Escherichia coli 1.70 18.50

71 phosphofructokinase

1pfk 0 A 319 A phosphofructokinase Escherichia coli 2.40 16.50 4pfk 1 320 phosphofructokinase Bacillus stearothermophilus 2.40 16.90

72 lactate/malate dehydrogenase

6ldh 1 329 lactate dehydrogenase Squalis acanthias 2.80 20.20 1lld 7 A 319 A lactate dehydrogenase Brevibacterium longum AM101-2 1.50 17.90 9ldb 1 A 331 A lactate dehydrogenase (A-type) Sus scrofa 2.20 22.00 5ldh 1 331 lactate dehydrogenase (B-type) Sus scrofa 2.70 16.60 1ldb 15 331 lactate dehydrogenase Bacillus stearothermophilus 2.80 28.60 2ldx 1 331 lactate dehydrogenase Mus musculus 3.00 25.60 1llc 13 334 lactate dehydrogenase Lactobacillus casei 3.00 37.40 4mdh 1 A 333 A malate dehydrogenase Sus scrofa 2.50 16.70 2cmd 1 312 malate dehydrogenase Escherichia coli 1.90 18.80

73 glyceraldehyde phosphate dehydrogenase

3gpd 1 R 334 R D-glyceraldehyde-3-phosphate dehydrogenase Homo sapiens 3.50 33.00 1gpd 1 G 334 G D-glyceraldehyde-3-phosphate dehydrogenase Homarus americanus 2.90 18.50 1gga 1 O 358 O D-glyceraldehyde-3-phosphate dehydrogenase Trypanosoma brucei 3.20 17.60 1gd1 0 O 333 O D-glyceraldehyde-3-phosphate dehydrogenase Bacillus stearothermophilus 1.80 17.70

74 periplasmic binding protein - amino acid

2lbp 1 346 leucine binding protein Escherichia coli 2.40 21.30 2liv 1 344 Leu/Ile/Val binding protein Escherichia coli 2.40 17.90

75 alcohol dehydrogenase

3hud 1 A 374 A alcohol dehydrogenase Homo sapiens 3.00 25.30 8adh 1 374 alcohol dehydrogenase Equus caballus 2.40 19.00

76 actin/heat-shock cognate

1atn 1 A 372 A actin Oryctolagus cuniculus 2.80 21.00 Xhsc 3 384 heat-shock cognate Bos taurus 2.20 20.50

77 isocitrate dehydrogenase

1ipd 1 345 3-isopropylmalate dehydrogenase Thermus thermophilus 2.20 18.50 3icd 3 416 isocitrate dehydrogenase Escherichia coli 2.50 18.00

78 aspartate aminotransferase

3aat 5 409 aspartate aminotransferase Escherichia coli 2.80 21.50 1ama 3 410 aspartate aminotransferase Gallus gallus 2.30 15.90

79 disulphide oxidoreductase

2tpr 1 A 482 A trypanothione reductase Crithidia fasciculata 2.40 18.00 3grs 18 478 glutathione reductase Homo sapiens 1.50 18.60 3lad 1 A 472 A lipoamide dehydrogenase Azotobacter vinelandii 2.20 19.80 1lpf 1 A 472 A lipoamide dehydrogenase Pseduomonas fluorescens 2.80 19.60 1npx 1 447 NADH peroxidase Streptococcus faecalis 2.20 17.70

80 alpha/beta-hydrolase

1ace 4 534 acetylcholinesterase Torpedo californica 2.80 18.60 1thg 2 544 triacylglycerol hydrolase Geotrichum candidum 1.80 15.70

81 cholesterol oxidase

1cox 5 506 cholesterol oxidase Brevibacterium oxidase 1.80 15.30 1gal 3 583 glucose oxidase Aspergillus niger 2.30 18.10

82 haemocyanin

1hc1 5 653 haemocyanin Panularus interruptus 3.20 20.10 1lla 2 628 haemocyanin Limulus polyphemus 2.20 17.40

alpha/beta-barrel

83 tryptophan biosynthesis enzyme

1pii 1 255 phosphoribosyl-anthranilate isomerase Escherichia coli 2.00 17.30 1pii 256 452 indoleglycerol-phosphate synthase Escherichia coli 2.00 17.30

85 triose phosphate isomerase

1tim 1 A 248 A triose phosphate isomerase Gallus gallus 2.50 21.00 5tim 2 A 250 A triose phosphate isomerase Trypanosoma brucei brucei 1.83 18.80 1ypi 2 A 248 A triose phosphate isomerase Saccharomyces cerevisiae 1.90 21.00 1tre 3 A 257 A triose phosphate isomerase Escherichia coli 2.60 11.90

86 aldose reductase

1ads 1 315 Aldose reductase Homo sapiens 1.60 20.0 1ral 1 308 3-alpha-hydroxysteroid dehydrogenase Rattus norvegicus 3.00 22.0

87 fructose-1,6-biphosphatase aldolase

1ald 1 363 aldolase A Homo sapiens 2.00 22.00 1fba 2 A 364 A fructose-1,6-biphosphatase aldolase Drosophila melanogaster 1.90 17.90

88 flavin-binding beta-barrel

1gox 1 359 glycolate oxidase Spinacia oleracea 2.00 18.90 1fcb 93 A 511 A flavocytochrome b2 Saccharomyces cerevisiae 2.40 18.80

89 xylose isomerase

4xia 2 A 394 A xylose isomerase Arthrobacter, strain B3728 2.30 15.60 6xia 1 387 xylose isomerase Streptomyces albus 1.60 14.10 1xim 3 A 394 A xylose isomerase Actinoplanes missouriensis 2.20 15.20

90 ribulose-1,5-biphosphate carboxylase/oxygenase

4rub 1 S 472 B ribulose-1,5-biphosphate carboxylase/oxygenase Nicotiana tabacum 2.70 20.20 8rub 1 S 475 L ribulose-1,5-biphosphate carboxylase/oxygenase Spinacia oleracea 2.40 24.00 5rub 2 A 457 A ribulose-1,5-biphosphate carboxylase/oxygenase Rhodospirillum rubrum 1.70 18.00

All beta

91 immunoglobulin domain - C2 set

2cd4 99 176 CD4 domain 2 Homo sapiens 2.40 22.20 1cid 106 177 CD4 domain 4 Rattus rattus 2.80 23.30

92 immunoglobulin domain - C1 set - non constant immunoglobulin

3hla 1 B 99 B beta-2 microglobulin Homo sapiens 2.60 16.90 1vab 1 B 99 B beta-2 microglobulin Mus musculus 2.50 15.90 3hla 179 A 270 A alpha-1 domain class I MHC Homo sapiens 2.60 16.90 1hsa 179 A 276 A alpha-1 domain class I MHC Homo sapiens 2.10 20.30 1vab 179 A 274 A alpha-1 domain class I MHC Mus musculus 2.50 15.90

93 immunoglobulin domain - C1 set - constant immunoglobulin

2hfl 122 H 213 H immunoglobulin FAB HyHEL-5 CH1 Mus musculus 2.50 24.50 4fab 124 H 216 H immunoglobulin FAB 4-4-20 Mus musculus 2.70 21.50 1mam 125 H 217 H immunoglobulin FAB YS-T9.1 Mus musculus 2.50 21.50 2fb4 124 H 221 H immunoglobulin FAB KOL CH1 Homo sapiens 1.90 18.90 2fbj 124 H 220 H immunoglobulin FAB J539 CH1 Mus musculus 2.00 19.40 2fbj 112 L 213 L immunoglobulin FAB J539 CL1 Mus musculus 2.00 19.40 1dfb 111 L 212 L immunoglobulin FAB 3D6 CL1 Homo sapiens 2.70 17.70 2fb4 115 L 214 L immunoglobulin FAB KOL CL1 Homo sapiens 1.90 18.90 1fc1 238 A 341 A immunoglobulin FC CH2 Homo sapiens 2.90 22.00 1fc1 346 A 443 A immunoglobulin FC CH3 Homo sapiens 2.90 22.00 1pfc 346 446 immunoglobulin FC CH2 Cavia porcellus 3.10 30.30

94 retroviral proteinase

3phv 1 99 HIV-1 proteinase HIV-1 2.30 18.90 1ivp 1 A 99 A HIV-2 proteinase HIV-2 2.50 19.70 2rsp 1 A 124 A Rous sarcoma proteinase Rous sarcoma virus 2.00 19.00

95 immunoglobulin domain - V set - non variable immunoglobulin

1cd8 1 114 CD8 Homo sapiens 2.60 19.20 2cd4 1 98 CD4 domain 1 Homo sapiens 2.40 22.20 1cid 1 105 CD4 domain 3 Rattus rattus 2.80 23.30 1cdb 1 105 CD2 domain 1 Homo sapiens

96 azurin/plastocyanin

2aza 1 A 129 A azurin Alcaligenes denitrificans 2.50 15.70 1azu 3 128 azurin Pseudomonas aeruginosa 2.70 35.00 1pcy 1 99 plastocyanin Populus nigra Italica 1.60 17.00 2plt 0 99 plastocyanin Chlamydomonas reinhardtii 1.50 16.8 9pcy 1 99 plastocyanin Phaseolus vulgaris 7pcy 0 99 plastocyanin Enteromorpha prolifera 1.80 11.70 1paz 1 120 pseudoazurin Alcaligenes faecalis 1.50 15.90 1mda 3 E 105 E amicyanin Paracoccus denitrificans 2.50 35.60

97 antibacterial protein

2mcm 1 112 macromycin Streptomyces macromomyceticus 1.50 16.20 1noa 1 113 neocarzostatin Streptomyces carzinostaticus 1.50 17.20 1acx 1 107 actinoxanthin Actinomyces globisporus 2.00

98 immunoglobulin domain - V set - immunoglobulin light chain

1hil 1 A 112 A immunoglobulin FAB 17/9 Mus musculus 2.00 19.00 1bbd 1 L 118 L immunoglobulin FAB 8F5 Mus musculus 2.80 19.00 1mcp 1 L 118 L immunoglobulin FAB McPC603 Mus musculus 2.70 22.50 1nca 1 L 112 L immunoglobulin FAB NC41 Mus musculus 2.50 19.10 1igf 1 L 112 L immunoglobulin FAB B13I2 Mus musculus 2.80 18.10 4fab 1 L 117 L immunoglobulin FAB 4-4-20 Mus musculus 2.70 21.50 1mam 1 L 112 L immunoglobulin FAB YS-T9.1 Mus musculus 2.50 21.50 1igm 1 L 112 L immunoglobulin FAB POT Homo sapiens 2.30 20.10 6fab 1 L 112 L immunoglobulin FAB 36-71 Mus musculus 1.90 20.90 1rei 1 A 107 A immunoglobulin Bence-Jones REI Homo sapiens 2.00 23.00 1dfb 1 L 110 L immunoglobulin FAB 3D6 Homo sapiens 2.70 17.70 1fdl 1 L 112 L immunoglobulin FAB D1.3 Mus musculus 2.50 18.40 3hfm 1 L 112 L immunoglobulin FAB HyHEL-10 Homo sapiens 3.00 24.60 1baf 1 L 112 L immunoglobulin FAB AN02 Mus musculus 2.90 19.50 2hfl 1 L 110 L immunoglobulin FAB HyHEL-5 Mus musculus 2.50 24.50 1jhl 1 L 108 L immunoglobulin FAB D11.15 Mus musculus 2.40 21.40 2fbj 1 L 111 L immunoglobulin FAB J539 Mus musculus 2.00 19.40 1bjl 2 1 117 1 immunoglobulin Bence-Jones loc Homo sapiens 3.00 19.40 2fb4 1 L 114 L immunoglobulin FAB KOL Homo sapiens 1.90 18.90 2rhe 1 114 immunoglobulin Bence-Jones RHE Homo sapiens 1.60 14.90 2mcg 2 1 116 1 immunoglobulin Bence-Jones MCG Homo sapiens 2.00 18.70 7fab 1 L 108 L immunoglobulin FAB NEW Homo sapiens 2.00 16.90 8fab 3 A 112 A immunoglobulin FAB HIL Homo sapiens 1.80 17.30

99 avidin

1pts 13 A 133 A streptavidin Streptomyces avidinii 2.00 17.90 2avi 3 A 123 A avidin Gallus gallus 3.00 15.10

100 immunoglobulin domain - V set - immunoglobulin heavy chain

1igm 1 H 129 H immunoglobulin FAB POT Homo sapiens 2.30 20.10 1baf 1 H 120 H immunoglobulin FAB AN02 Mus musculus 2.90 19.50 3hfm 1 H 118 H immunoglobulin FAB HyHEL-10 Homo sapiens 3.00 24.60 7fab 1 H 122 H immunoglobulin FAB NEW Homo sapiens 2.00 16.90 1fai 1 H 129 H immunoglobulin FAB R19.9 Mus musculus 2.70 18.90 1jhl 1 H 116 H immunoglobulin DAB D11.15 Mus musculus 2.40 21.40 1fdl 1 H 121 H immunoglobulin FAB D1.3 Mus musculus 2.50 18.40 1igf 1 H 118 H immunoglobulin FAB B13I2 Mus musculus 2.80 18.10 1hil 1 B 118 B immunoglobulin FAB 17/9 Mus musculus 2.00 19.00 2fbj 1 H 123 H immunoglobulin FAB J539 Mus musculus 2.00 19.40 1mcp 1 H 127 H immunoglobulin FAB McPC603 Mus musculus 2.70 22.50 1mam 1 H 124 H immunoglobulin FAB YS-T9.1 Mus musculus 2.50 21.50 4fab 1 H 123 H immunoglobulin FAB 4-4-20 Mus musculus 2.70 21.50 1dfb 1 H 131 H immunoglobulin FAB 3D6 Homo sapiens 2.70 17.70 2fb4 1 H 118 H immunoglobulin FAB KOL Homo sapiens 1.90 18.90 8fab 1 B 126 B immunoglobulin FAB HIL Homo sapiens 1.80 17.30 1bbd 1 H 123 H immunoglobulin FAB 8F5 Mus musculus 2.80 19.00 2hfl 2 H 116 H immunoglobulin FAB HyHEL-5 Mus musculus 2.50 24.50 6fab 1 H 126 H immunoglobulin FAB 36-71 Mus musculus 1.90 20.90 1nca 1 H 118 H immunoglobulin FAB NC41 Mus musculus 2.50 19.10

101 interleukin 1-beta-like growth factor

1i1b 3 153 interleukin 1beta Homo sapiens 2.00 18.90 1mib 3 152 interleukin 1beta Mus musculus 2.80 19.20 2fgf 19 144 basic fibroblast growth factor Homo sapiens 1.80 18.60 1bar 1 B 138 B acidic fibroblast growth factor Homo sapiens 2.70 17.70

102 lipocalin

1mup 5 161 major urinary protein Mus musculus 2.40 19.10 1rbp 1 174 retinol-binding protein Homo sapiens 2.00 18.10 1bbp 2 A 178 A bilin-binding protein Pieris brassicae 2.00 20.00 1ifb 1 131 intestinal fatty acid-binding protein Rattus rattus 2.00 18.80 1alb 1 131 adipocyte lipid-binding protein Mus musculus 2.50 18.30 1mdc 1 131 fatty acid-binding protein Manduca sexta 1.80 17.30 2hmb 1 131 muscle fatty acid binding protein Homo sapiens 2.10 19.50 1opa 1 A 133 A retinol binding protein II Rattus rattus 1.90 20.00

103 Cu/Zn superoxide dismutase

1srd 1 A 154 A superoxide dismutase Spinacea oleracea 2.00 24.90 1sdy 2 A 151 A superoxide dimutase Saccharomyces cerevisiae 2.50 15.80 2sod 1 O 151 O superoxide dismutase Bos taurus 2.00 25.60

104 glucose permease

1f3g 19 168 phosphocarrier III glc Escherichia coli 2.10 16.20 1gpr 4 161 glucose permease (domain IIA) Bacillus subtilis 1.90 15.60

105 crystallin

4gcr 1 174 gamma-II crystallin Bos taurus 1.50 18.10 3gcr 1 A 173 A gamma-IIIB crystallin Bos taurus 2.50 26.00 2gcr 1 174 gamma-IV crystallin Bos taurus 2.30 14.30 2bb2 -2 175 beta-B2 crystallin Bos taurus 2.10 18.60 1prs spore coat protein S

106 plant virus coat protein

2tbv 102 A 273 A coat protein Tomato bushy stunt virus 2.90 4sbv 62 A 260 A coat protein Southern bean mosaic virus 2.80 25.40

107 serine proteinase - bacterial

2alp 15A 245 alpha-lytic proteinase Lysobacter enzymogenes 1.70 13.10 2sga 16 242 proteinase A Streptomyces griseus 1.50 12.60 3sgb 16 E 242 E proteinase B Streptomyces griseus 1.80 12.50

108 plant lectin

2ltn 1 A 47 B lectin Pisum sativum 1.70 17.70 1loe 1 A 47 B lectin Lathyrus achrus 1.90 18.50 1lte 1 239 lectin Erythrina corallodendron 2.00 19.00 1lec 2 243 lectin Griffonia simplifocolia 2.00 18.20 4cna 119 A 118 B concanavalin A Canavalia ensiformis 2.90 19.00

109 serine proteinase - mammalian

1hne 16 E 243 E neutrophil elastase Homo sapiens 1.80 16.40 3est 16 245 pancreatic elastase Sus scrofa 1.60 16.90 1tbs 16 243 trypsin Salmo salar 1.80 16.40 2ptn 16 245 trypsin Bos taurus 1.50 19.30 1trm 16 A 245 A trypsin Rattus rattus 2.30 16.00 2gch 1 245 gamma-chymotrypsin Bos taurus 1.70 18.10 2pka 16 A 246 B kallikrein A Sus scrofa 2.00 22.00 1ton 16 246 tonin Rattus rattus 1.80 19.60 1ppb 1H L 247 H thrombin Homo sapiens 1.90 15.60 1bbr 1H L 247 E thrombin Bos taurus 2.30 16.70 3rp2 16 A 243 A mast-cell proteinase II Rattus rattus 1.90 19.10 1sgt 16 245 trypsin Streptomyces griseus 1.70 16.10

110 aspartic proteinase

Xypa -1 326 proteinase A Saccharomyces cerevisiae 2.50 21.00 Xren -2 A 326 A renin Mus musculus 1.80 19.60 1bbs -1 326 renin Homo sapiens 2.80 19.60 1lya 1 A 346 B cathepsin D Homo sapiens 2.50 18.80 5pep 1 327 pepsin Sus scrofa 2.30 18.00 4cms -2 326 chymosin Bos taurus 2.20 15.80 1mpp -1 332 pepsin Mucor pusillus 2.10 16.20 4ape -2 326 endothiapepsin Endothia parasitica 2.10 17.80 3app 1 323 penicillopepsin Penicillium janthinellum 1.80 13.60 2apr 1 325 rhizopuspepsin Rhizopus chinensis 1.80 14.30

111 neuraminidase

1nsb 76 A 465 A neuraminidase Influenza virus B/Beijing 2.20 14.80 1nca 81 N 468 N neuraminidase Influenza virus A/Tern/G70C 2.50 19.10 2bat 82 469 neuraminidase N2 Influenza virus A/Tokyo 2.00 21.00

112 picornavirus coat proteins

4rhv 17 1 68 4 Coat proteins VP1, VP2, VP3 and VP4 rhinovirus serotype 14 3.00 16.00 1r1a 5 1 44 4 Coat proteins VP1, VP2, VP3 and VP4 rhinovirus serotype 1 3.20 29.30 2plv 6 1 69 4 Coat proteins VP1, VP2, VP3 and VP4 polio virus 2.90 20.00 2mev 1 1 70 4 Coat proteins VP1, VP2, VP3 and VP4 mengo virus 3.00 22.10 1tme 1 1 39 4 Coat proteins VP1, VP2, VP3 and VP4 murine encephalomyelitis virus 2.80 30.00 1bbt 1 1 85 4 Coat proteins VP1, VP2, VP3 and VP4 foot and mouth disease virus 2.60 19.20

Membrane-bound all-beta

113 porin

1pho 1 340 phosphoporin (phoe) Escherichia coli 3.00 22.2 1omf 1 340 matrix porin (ompf) Escherichia coli 2.40 20.80
back to `Folds' Index
Back to Main PPS Index
logo
am - 12th.Apr'95